. >> but a death sentence gives hassan what he wants. he has already told mention health evaluators he wanted to become a martyr and his court martial defense reflected it. hasan acted as his own lawyer admitting to the crimes in his opening statements. some survivors are con floithd which sentence brings a greater sense of justice: the death penalty or life behind bars. to reach a death sentence, the jury vote must be unanimous and it would immediately trigger a series of automatic appeals that could drag on for years. >> if there is a vote against the death penalty, it's not necessarily going to be a reflection that they think the crime was somehow mitigated. i think it will because one or two members simply decides that it would be a more appropriate penalty for nadal hasan to spend the rest of his life under army custody at fort levenworth in a wheelchair and i think that's a possibility. >> the u.s. has not executed a military service member since 1961. currently, five u.s. soldiers sit on death row. one has been there for 25 years.